multilateral negotiations. there are plenty of people who have doubted whether north korea intends to disarm. with a million soldiers and more facing off against this border, the stakes are very high. in the absence of any alternative, we are likely to see the south korean and north korean presidents face-to-face in dialogue. there is the hope that north korea can come in from the cold. >> you are watching bbc world news. stay with us. still to come, not exactly an old master. why london's national gallery is recreating amsterdam's red light district. first, it says that it aims to offer guidance, support, spiritual enlightenment. its followers include tom cruise and john travol.